54555533 has 8 divisors (see below), whose sum is σ = 58712760. Its totient is φ = 50503680.

The previous prime is 54555511. The next prime is 54555551. The reversal of 54555533 is 33555545.

It can be written as a sum of positive squares in 4 ways, for example, as 13557124 + 40998409 = 3682^2 + 6403^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 54555533 - 2⁶ = 54555469 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54555493 and 54555502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54555833) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25268 + ... + 27341.

It is an arithmetic number, because the mean of its divisors is an integer number (7339095).

Almost surely, 2^54555533 is an apocalyptic number.

It is an amenable number.

54555533 is a deficient number, since it is larger than the sum of its proper divisors (4157227).

54555533 is a wasteful number, since it uses less digits than its factorization.

54555533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52687.

The product of its digits is 112500, while the sum is 35.

The square root of 54555533 is about 7386.1717418430. The cubic root of 54555533 is about 379.2680578238.

The spelling of 54555533 in words is "fifty-four million, five hundred fifty-five thousand, five hundred thirty-three".